How to Resize an Image for Instagram?
Optimal dimensions for Instagram: posts, stories, reels and profile photos. Complete guide with exact sizes.
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Instagram has precise requirements for image dimensions. Using wrong sizes can result in automatic cropping or quality loss.
Each publication type (post, story, reel, profile) has its own optimal dimensions to follow.
This guide gives you all official sizes and best practices for perfect Instagram display.
Table of contents
Dimensions for Instagram Posts
Square: 1080 x 1080 pixels (1:1 ratio).
Portrait: 1080 x 1350 pixels (4:5 ratio) - most engaging.
Landscape: 1080 x 566 pixels (1. 91:1 ratio).
Minimum resolution: 320 pixels wide, but 1080 recommended.
Dimensions for Stories
Ideal size: 1080 x 1920 pixels (9:16 ratio).
Safe zone: avoid text in the top 250 pixels (username) and bottom (replies).
Stories are full screen on mobile.
Dimensions for Reels
Format: 1080 x 1920 pixels (9:16 ratio), same as Stories.
Cover: 1080 x 1920 with central zone visible in feed.
Duration: up to 90 seconds.
Profile Photo
Recommended size: 320 x 320 pixels (displayed at 110 x 110).
Square format mandatory (1:1 ratio).
Circular mask: watch for elements in corners.
Tips for Optimal Quality
Always use 1080 pixels wide minimum.
4:5 portrait format takes more space in feed.
Compress to JPEG 80-85% quality or WebP.
Avoid text too small on mobile.
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How to do it in 3 steps
Identify the content type (post, story, reel, profile).
Resize to exact recommended dimensions.
Export in high quality and upload to Instagram.
Pro tips
- Keep an original version.
- Test several quality settings.
- Use WebP when possible.
- Choose a descriptive file name.
Common mistakes to avoid
- ✗Using wrong dimensions and getting auto-cropped.
- ✗Resolution too low (blurry on retina).
- ✗Not considering safe zones for stories.
- ✗Ignoring 4:5 portrait for better engagement.
Frequently asked questions
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